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Question: In the return stroke of a typical lightning bolt, a current of 4.1 × 104 A exists for 25 s.
Question 1: How much charge is transferred in this event?
I need expert help to solve the above question.
A planet's moon travels in an approximately circular orbit of radius 5.4 107 m with a period of 7 h 21 min. Calculate the mass of the planet from this information
illuminate the object with the flashlight. One way to produce artificial gravity in a space station is to spin it.
At the start of a race, a four-man bobsled team pushes their sled as fast as they can along a 50 m flat starting stretch. What is the speed of the sled right before the team jumps on the sled
A 75-kg trqampoline artist jumps vertically upward from the top of a platform with a speed of 5.00 m/s. (a) how fast is he going as he lands on the trampoline 3.0m below? (b) If the trampoline behaves like a spring of spring constant 5.2 x 10^4 N/..
A convex mirror has a radius of curvature of 50.0 cm. A ruler (30.0 cm in length) is located 25.0 cm in front of the mirror and oriented at an angle of 90 degrees to the principal axis, as shown below. What are the a) location and b) height of the ..
Pressure cookers have been around for more than 300 years, although the early ones had a nasty habit of exploding. Determine how much force must the latches holding the lid
A blacksmith heats a horseshoe (.25 kg iron) to an average temperature of 700oC. After working it on an anvil, he plunges it into five gallon bucket of water (at20 oC). Assuming that minimal energy is lost by boiling the water, what is the final temp..
A soccer ball is kicked with an initial horizontal velocity of 19.0 m/s and an initial vertical velocity of 13.0 m/s. How far from where it was kicked will the ball land
A car is designed to get its energy from a rotating flywheel with a radius of 2.25 m and a mass of 550 kg. The flywheel can be considered as a uniform thin cylinder. Before a trip, the flywheel is attached to an electric motor, which brings the flywh..
An electron is accelerated through 2400V from rest and thenenters a region where there is a uniform 1.70 T magnetic field.What are (a) the maximum and (b) the minimum magnitudes of themagnetic force acting on this electron?
The intensity of the sunlight that reaches Earth's upper atmosphere is approximately 1465 W/m2. What is the average energy density
A wire loop of radius 0.50 m lies so that an external magnetic field of magnitude 0.30 T is perpendicular to the loop. The field reverses its direction, and its magnitude changes to 0.20 T in 2.0 s. Find the magnitude of the average induced emf in th..
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